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Property due diligence checklist: what to check before you buy

18 October 2026 · Real Estate: Everything You Need to Know

Due diligence means proving four things before you pay: the seller really owns the property, it's free of loans and disputes, it's legal for the use you plan, and the price makes sense. Most expensive property mistakes come from skipping one of these.

Recommended resource: for the full step-by-step method, Real Estate: Everything You Need to Know by Manthan Bhendkar (founder of Asendify) covers this in depth. PDF, £1450.00, instant download.

This is general information, not legal advice. Use a qualified local lawyer or conveyancer for the legal checks; requirements differ by country.

1. Ownership and title

  • Get the title deed or ownership record and match the owner's name to the seller's ID.
  • Check the official land or property register yourself, not only a copy the seller hands you.
  • If someone signs on the owner's behalf, verify the power of attorney.
  • For resale flats, check the chain of previous owners where the system allows it.

2. Loans, charges and disputes

  • Is there a mortgage or charge on the property? It must be cleared at or before completion.
  • Any court cases, unpaid taxes or utility dues attached to the property?
  • For apartments: are service charges or society dues fully paid? Get a no-dues or clearance letter.
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3. Approvals and legal use

  • Building and occupancy approvals for the actual structure (extensions and extra floors included).
  • Permitted use: residential, commercial, short-term letting. Your plan must be allowed.
  • For new or off-plan projects, the regulator's registration (see our off-plan checklist).

4. The physical property

  • A survey or inspection: damp, structure, wiring, plumbing, roof, lifts.
  • Measure or confirm the area and how it's defined (carpet, built-up, saleable).
  • Visit at different times of day: noise, traffic, light, water pressure.

5. The numbers

  • Compare with recent sale prices of similar properties nearby, from official data where available.
  • Work out total cost: price + taxes + registration + fees + repairs.
  • If renting it out, calculate net yield, not gross (see how to calculate rental yield).
  • If living in it, run a rent vs buy calculation.

6. The deal itself

  • Who holds your deposit, and when can you get it back?
  • What's included (fittings, parking, storage)?
  • Completion date and penalties if either side delays.
  • Pay only through traceable channels to the accounts named in the contract.

Red flags that should stop the deal

  • Seller in a hurry and asking for cash or payment to a third party.
  • Documents that are "with the bank" or "with a relative" and can't be shown.
  • Price far below every comparable sale.
  • Unapproved floors or extensions you'd inherit responsibility for.

The full process, including valuation, negotiation and country-specific steps for the UK, US, India and Dubai, is in Real Estate: Everything You Need to Know.

FAQ

How long does due diligence take?

Usually days to a few weeks, depending on how fast records and approvals can be checked. Don't let a deadline push you to skip steps.

Can I do it without a lawyer?

You can do the numbers and the physical checks yourself. For title, charges and the contract, a qualified professional is worth the fee compared with the size of the purchase.

What's the single most important check?

That the person selling has clear, unencumbered title. Everything else is about price; this one is about whether you own anything at all.

More playbooks on other topics: https://www.asendify.co/books/

Real Estate: Everything You Need to Know
Everything You Need to Know. £1450.00 one-time, instant download.
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